| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 19°F | 31°F | 25°F | 2.5" |
| February | 17°F | 31°F | 24°F | 1.9" |
| March | 24°F | 42°F | 33°F | 3.0" |
| April | 34°F | 55°F | 44°F | 5.6" |
| May | 44°F | 67°F | 55°F | 5.6" |
| June | 52°F | 74°F | 63°F | 6.3" |
| July | 57°F | 79°F | 68°F | 5.3" |
| August | 56°F | 77°F | 67°F | 5.4" |
| September | 50°F | 71°F | 60°F | 5.5" |
| October | 40°F | 59°F | 49°F | 6.3" |
| November | 32°F | 47°F | 39°F | 3.4" |
| December | 23°F | 34°F | 29°F | 2.8" |
| Index | Beulah | Michigan | National |
| Air quality index | 36 | 69 | 42 |
| Pollution index | 2,391,480 | 4,161,606 | 2,726,193 |
| Measurement | Total |
| Days measured | 247 |
| Days with good air quality | 232 |
| Days with moderate air quality | 15 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.110% |
| Benzene | 0.020% |
| Carbon Tetrachloride | 0.002% |
| Lead | 0.030% |
| Mercury | 0.040% |
| City | Population | Air Quality Index | National Avg. |
| Bendon, MI | 166 | 36 | 28.0% |
| Honor, MI | 179 | 36 | 28.0% |
| Thompsonville, MI | 440 | 36 | 28.0% |
| Frankfort, MI | 922 | 36 | 28.0% |
| Benzonia, MI | 547 | 36 | 28.0% |
| Beulah, MI | 155 | 36 | 28.0% |
| City | Population | Air Quality Index | National Avg. |
| Aubrey, AR | 155 | 45 | 10.0% |
| Louann, AR | 155 | 35 | 30.0% |
| New Edinburg, AR | 155 | 35 | 30.0% |
| Hardwick, CA | 155 | 56 | 12.0% |
| Atwood, CO | 155 | 45 | 10.0% |
| Beulah, MI | 155 | 36 | 28.0% |
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